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For questions that require plausible (better than suspension-of-disbelief) answers based on Real World science that are not necessarily constrained to the known limits of Real World science. Contrast with the hard-science, science-fiction and internal-consistency tags. This tag may not be used alone. This tag may not be used with the science-fiction, hard-science, or internal-consistency tags.
1
vote
Functional change of genital organs
Uhm... sure. Wont be an easy game, but possible for sure.
The surgery (except the nerve cells) is not the big problem. Just put it in and it's fine.... lol. Not really, but this is by far the easiest …
2
votes
Interstellar communcation with FTL
Well, this kind of scifi is bending the laws of physics. Thus, you can fully legit use hypothetical particles which aren't proofed to exist yet.
So your solution is as simple as it can be:
Tachyon
…
19
votes
Accepted
How would nanobots consume objects?
You should not think of a nanobot like a 'eating'-animal or something.
This would be a big problem, due they only could handle molecules and cells wich are smaller than they are, plus they need additi …
0
votes
Is there a scientifically plausible faster-than-light communication system?
YES there is.
It's just a hypothetical particle, but the tachyon, if existing, is faster than light.
We can't tell if it exist, but at least it's plausible and this handy for any not fantasy based …
4
votes
The opposite to Worldbuilding: World Destruction
How many energy would you need to blast the earth?
I'm sorry to provide this image in german language, but I think you get the point and you are able to translate the catchwords. You could use this t …
7
votes
Could a space-dwelling creature survive solely off of sunlight?
This strongly depends on your definition of "Life".
The most common definition is the biological-life in which living systems always depend on nucleic acides.
Since there is no unequivocal defini …
3
votes
Is it possible for complex life to evolve on planets without oxygen?
Sure!
We already got some examples, just do a little research for Anaerobic Organism. Good point to start:
http://en.wikipedia.org/wiki/Anaerobic_organism
No Oxygen is really not a big issue I think …
0
votes
How would a completely urbanized city-planet support its population?
Raw Material:
This isn't a Problem at all.
If you assume that you only build highbuildings like skyscrapers, this would be impossible without gathering resources from other planets. Not only due a de …